376{
377 DUMMY_ENUM_VALUE
378} SDL_DUMMY_ENUM;
379
381#endif
382#endif
383
384
386
387#ifdef __cplusplus
388extern "C" {
389#endif
390
391#ifndef SDL_DISABLE_ALLOCA
392#define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count))
393#define SDL_stack_free(data)
394#else
395#define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count))
396#define SDL_stack_free(data) SDL_free(data)
397#endif
398
402extern DECLSPEC
void SDLCALL
SDL_free(
void *mem);
403
408
409
410
411
412
413
414
415
416
417
418
423
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425
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427
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491
492
494
495extern DECLSPEC
char *SDLCALL
SDL_getenv(const
char *name);
496extern DECLSPEC
int SDLCALL
SDL_setenv(const
char *name, const
char *value,
int overwrite);
497
498extern DECLSPEC
void SDLCALL
SDL_qsort(
void *base,
size_t nmemb,
size_t size,
int (SDLCALL *compare) (const
void *, const
void *));
499extern DECLSPEC
void * SDLCALL
SDL_bsearch(const
void *key, const
void *base,
size_t nmemb,
size_t size,
int (SDLCALL *compare) (const
void *, const
void *));
500
501extern DECLSPEC
int SDLCALL
SDL_abs(
int x);
502
503
504#define SDL_min(x, y) (((x) < (y)) ? (x) : (y))
505#define SDL_max(x, y) (((x) > (y)) ? (x) : (y))
506#define SDL_clamp(x, a, b) (((x) < (a)) ? (a) : (((x) > (b)) ? (b) : (x)))
507
522
525
527
528
529#ifndef SDL_SLOW_MEMCPY
530#ifdef SDL_memcpy
531#undef SDL_memcpy
532#endif
533#define SDL_memcpy memcpy
534#endif
535
536#define SDL_copyp(dst, src) \
537 { SDL_COMPILE_TIME_ASSERT(SDL_copyp, sizeof (*(dst)) == sizeof (*(src))); } \
538 SDL_memcpy((dst), (src), sizeof(*(src)))
539
541
542
543#ifndef SDL_SLOW_MEMMOVE
544#ifdef SDL_memmove
545#undef SDL_memmove
546#endif
547#define SDL_memmove memmove
548#endif
549
552
553
554#ifndef SDL_SLOW_MEMSET
555#ifdef SDL_memset
556#undef SDL_memset
557#endif
558#define SDL_memset memset
559#endif
560
561#define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x)))
562#define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x)))
563#define SDL_zeroa(x) SDL_memset((x), 0, sizeof((x)))
564
565extern DECLSPEC
int SDLCALL
SDL_memcmp(
const void *s1,
const void *s2,
size_t len);
566
567extern DECLSPEC
size_t SDLCALL
SDL_wcslen(
const wchar_t *wstr);
568extern DECLSPEC
size_t SDLCALL
SDL_wcsnlen(
const wchar_t *wstr,
size_t maxlen);
571extern DECLSPEC
wchar_t *SDLCALL
SDL_wcsdup(
const wchar_t *wstr);
572extern DECLSPEC
wchar_t *SDLCALL
SDL_wcsstr(
const wchar_t *haystack,
const wchar_t *needle);
573extern DECLSPEC
wchar_t *SDLCALL
SDL_wcsnstr(
const wchar_t *haystack,
const wchar_t *needle,
size_t maxlen);
574
575extern DECLSPEC
int SDLCALL
SDL_wcscmp(
const wchar_t *str1,
const wchar_t *str2);
576extern DECLSPEC
int SDLCALL
SDL_wcsncmp(
const wchar_t *str1,
const wchar_t *str2,
size_t maxlen);
577extern DECLSPEC
int SDLCALL
SDL_wcscasecmp(
const wchar_t *str1,
const wchar_t *str2);
578extern DECLSPEC
int SDLCALL
SDL_wcsncasecmp(
const wchar_t *str1,
const wchar_t *str2,
size_t len);
579extern DECLSPEC
long SDLCALL
SDL_wcstol(
const wchar_t *str,
wchar_t **endp,
int base);
580
581extern DECLSPEC
size_t SDLCALL
SDL_strlen(
const char *str);
582extern DECLSPEC
size_t SDLCALL
SDL_strnlen(
const char *str,
size_t maxlen);
588extern DECLSPEC
char *SDLCALL
SDL_strrev(
char *str);
589extern DECLSPEC
char *SDLCALL
SDL_strupr(
char *str);
590extern DECLSPEC
char *SDLCALL
SDL_strlwr(
char *str);
591extern DECLSPEC
char *SDLCALL
SDL_strchr(
const char *str,
int c);
592extern DECLSPEC
char *SDLCALL
SDL_strrchr(
const char *str,
int c);
593extern DECLSPEC
char *SDLCALL
SDL_strstr(
const char *haystack,
const char *needle);
594extern DECLSPEC
char *SDLCALL
SDL_strnstr(
const char *haystack,
const char *needle,
size_t maxlen);
595extern DECLSPEC
char *SDLCALL
SDL_strcasestr(
const char *haystack,
const char *needle);
596extern DECLSPEC
char *SDLCALL
SDL_strtok_r(
char *s1,
const char *s2,
char **saveptr);
598extern DECLSPEC
size_t SDLCALL
SDL_utf8strnlen(
const char *str,
size_t bytes);
599
600extern DECLSPEC
char *SDLCALL
SDL_itoa(
int value,
char *str,
int radix);
601extern DECLSPEC
char *SDLCALL
SDL_uitoa(
unsigned int value,
char *str,
int radix);
602extern DECLSPEC
char *SDLCALL
SDL_ltoa(
long value,
char *str,
int radix);
603extern DECLSPEC
char *SDLCALL
SDL_ultoa(
unsigned long value,
char *str,
int radix);
604extern DECLSPEC
char *SDLCALL
SDL_lltoa(
Sint64 value,
char *str,
int radix);
605extern DECLSPEC
char *SDLCALL
SDL_ulltoa(
Uint64 value,
char *str,
int radix);
606
607extern DECLSPEC
int SDLCALL
SDL_atoi(
const char *str);
608extern DECLSPEC
double SDLCALL
SDL_atof(
const char *str);
609extern DECLSPEC
long SDLCALL
SDL_strtol(
const char *str,
char **endp,
int base);
610extern DECLSPEC
unsigned long SDLCALL
SDL_strtoul(
const char *str,
char **endp,
int base);
611extern DECLSPEC
Sint64 SDLCALL
SDL_strtoll(
const char *str,
char **endp,
int base);
613extern DECLSPEC
double SDLCALL
SDL_strtod(
const char *str,
char **endp);
614
615extern DECLSPEC
int SDLCALL
SDL_strcmp(
const char *str1,
const char *str2);
616extern DECLSPEC
int SDLCALL
SDL_strncmp(
const char *str1,
const char *str2,
size_t maxlen);
617extern DECLSPEC
int SDLCALL
SDL_strcasecmp(
const char *str1,
const char *str2);
618extern DECLSPEC
int SDLCALL
SDL_strncasecmp(
const char *str1,
const char *str2,
size_t len);
619
628
629#ifndef SDL_PI_D
630#define SDL_PI_D 3.141592653589793238462643383279502884
631#endif
632#ifndef SDL_PI_F
633#define SDL_PI_F 3.141592653589793238462643383279502884F
634#endif
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650extern DECLSPEC
double SDLCALL
SDL_acos(
double x);
651extern DECLSPEC
float SDLCALL
SDL_acosf(
float x);
652extern DECLSPEC
double SDLCALL
SDL_asin(
double x);
653extern DECLSPEC
float SDLCALL
SDL_asinf(
float x);
654extern DECLSPEC
double SDLCALL
SDL_atan(
double x);
655extern DECLSPEC
float SDLCALL
SDL_atanf(
float x);
656extern DECLSPEC
double SDLCALL
SDL_atan2(
double y,
double x);
657extern DECLSPEC
float SDLCALL
SDL_atan2f(
float y,
float x);
658extern DECLSPEC
double SDLCALL
SDL_ceil(
double x);
659extern DECLSPEC
float SDLCALL
SDL_ceilf(
float x);
660extern DECLSPEC
double SDLCALL
SDL_copysign(
double x,
double y);
661extern DECLSPEC
float SDLCALL
SDL_copysignf(
float x,
float y);
662extern DECLSPEC
double SDLCALL
SDL_cos(
double x);
663extern DECLSPEC
float SDLCALL
SDL_cosf(
float x);
664extern DECLSPEC
double SDLCALL
SDL_exp(
double x);
665extern DECLSPEC
float SDLCALL
SDL_expf(
float x);
666extern DECLSPEC
double SDLCALL
SDL_fabs(
double x);
667extern DECLSPEC
float SDLCALL
SDL_fabsf(
float x);
668extern DECLSPEC
double SDLCALL
SDL_floor(
double x);
669extern DECLSPEC
float SDLCALL
SDL_floorf(
float x);
670extern DECLSPEC
double SDLCALL
SDL_trunc(
double x);
671extern DECLSPEC
float SDLCALL
SDL_truncf(
float x);
672extern DECLSPEC
double SDLCALL
SDL_fmod(
double x,
double y);
673extern DECLSPEC
float SDLCALL
SDL_fmodf(
float x,
float y);
674extern DECLSPEC
double SDLCALL
SDL_log(
double x);
675extern DECLSPEC
float SDLCALL
SDL_logf(
float x);
676extern DECLSPEC
double SDLCALL
SDL_log10(
double x);
677extern DECLSPEC
float SDLCALL
SDL_log10f(
float x);
678extern DECLSPEC
double SDLCALL
SDL_modf(
double x,
double *y);
679extern DECLSPEC
float SDLCALL
SDL_modff(
float x,
float *y);
680extern DECLSPEC
double SDLCALL
SDL_pow(
double x,
double y);
681extern DECLSPEC
float SDLCALL
SDL_powf(
float x,
float y);
682extern DECLSPEC
double SDLCALL
SDL_round(
double x);
683extern DECLSPEC
float SDLCALL
SDL_roundf(
float x);
684extern DECLSPEC
long SDLCALL
SDL_lround(
double x);
686extern DECLSPEC
double SDLCALL
SDL_scalbn(
double x,
int n);
687extern DECLSPEC
float SDLCALL
SDL_scalbnf(
float x,
int n);
688extern DECLSPEC
double SDLCALL
SDL_sin(
double x);
689extern DECLSPEC
float SDLCALL
SDL_sinf(
float x);
690extern DECLSPEC
double SDLCALL
SDL_sqrt(
double x);
691extern DECLSPEC
float SDLCALL
SDL_sqrtf(
float x);
692extern DECLSPEC
double SDLCALL
SDL_tan(
double x);
693extern DECLSPEC
float SDLCALL
SDL_tanf(
float x);
694
695
696#define SDL_ICONV_ERROR (size_t)-1
697#define SDL_ICONV_E2BIG (size_t)-2
698#define SDL_ICONV_EILSEQ (size_t)-3
699#define SDL_ICONV_EINVAL (size_t)-4
700
701
704 const char *fromcode);
707 size_t * inbytesleft, char **outbuf,
708 size_t * outbytesleft);
709
710
711
712
713
714
715
717 const char *fromcode,
718 const char *inbuf,
719 size_t inbytesleft);
720#define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1)
721#define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1)
722#define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1)
723#define SDL_iconv_wchar_utf8(S) SDL_iconv_string("UTF-8", "WCHAR_T", (char *)S, (SDL_wcslen(S)+1)*sizeof(wchar_t))
724
725
726
727#if defined(__clang_analyzer__) && !defined(SDL_DISABLE_ANALYZE_MACROS)
728
729
730#if !defined(HAVE_STRLCPY) && !defined(strlcpy)
731size_t strlcpy(
char* dst,
const char* src,
size_t size);
732#endif
733
734
735#if !defined(HAVE_STRLCAT) && !defined(strlcat)
736size_t strlcat(
char* dst,
const char* src,
size_t size);
737#endif
738
739#if !defined(HAVE_WCSLCPY) && !defined(wcslcpy)
740size_t wcslcpy(
wchar_t *dst,
const wchar_t *src,
size_t size);
741#endif
742
743#if !defined(HAVE_WCSLCAT) && !defined(wcslcat)
744size_t wcslcat(
wchar_t *dst,
const wchar_t *src,
size_t size);
745#endif
746
747
748
749#include <stdlib.h>
750#include <stdio.h>
751
752#define SDL_malloc malloc
753#define SDL_calloc calloc
754#define SDL_realloc realloc
755#define SDL_free free
756#ifndef SDL_memcpy
757#define SDL_memcpy memcpy
758#endif
759#ifndef SDL_memmove
760#define SDL_memmove memmove
761#endif
762#ifndef SDL_memset
763#define SDL_memset memset
764#endif
765#define SDL_memcmp memcmp
766#define SDL_strlcpy strlcpy
767#define SDL_strlcat strlcat
768#define SDL_strlen strlen
769#define SDL_wcslen wcslen
770#define SDL_wcslcpy wcslcpy
771#define SDL_wcslcat wcslcat
772#define SDL_strdup strdup
773#define SDL_wcsdup wcsdup
774#define SDL_strchr strchr
775#define SDL_strrchr strrchr
776#define SDL_strstr strstr
777#define SDL_wcsstr wcsstr
778#define SDL_strtok_r strtok_r
779#define SDL_strcmp strcmp
780#define SDL_wcscmp wcscmp
781#define SDL_strncmp strncmp
782#define SDL_wcsncmp wcsncmp
783#define SDL_strcasecmp strcasecmp
784#define SDL_strncasecmp strncasecmp
785#define SDL_sscanf sscanf
786#define SDL_vsscanf vsscanf
787#define SDL_snprintf snprintf
788#define SDL_vsnprintf vsnprintf
789#endif
790
791
792
793
794
795
796
798 size_t b,
799 size_t *ret)
800{
802 return -1;
803 }
804 *ret = a * b;
805 return 0;
806}
807
808#if SDL_HAS_BUILTIN(__builtin_mul_overflow)
809
810
811
813 size_t b,
814 size_t *ret)
815{
816 return __builtin_mul_overflow(a, b, ret) == 0 ? 0 : -1;
817}
818#define SDL_size_mul_overflow(a, b, ret) (SDL_size_mul_overflow_builtin(a, b, ret))
819#endif
820
821
822
823
824
825
826
828 size_t b,
829 size_t *ret)
830{
832 return -1;
833 }
834 *ret = a + b;
835 return 0;
836}
837
838#if SDL_HAS_BUILTIN(__builtin_add_overflow)
839
840
842 size_t b,
843 size_t *ret)
844{
845 return __builtin_add_overflow(a, b, ret) == 0 ? 0 : -1;
846}
847#define SDL_size_add_overflow(a, b, ret) (SDL_size_add_overflow_builtin(a, b, ret))
848#endif
849
850
851#ifdef SDL_FUNCTION_POINTER_IS_VOID_POINTER
853#else
855#endif
856
857
858#ifdef __cplusplus
859}
860#endif
862
863#endif
#define SDL_ALLOC_SIZE(p)
#define SDL_ALLOC_SIZE2(p1, p2)
wchar_t * SDL_wcsdup(const wchar_t *wstr)
double SDL_sqrt(double x)
int SDL_atoi(const char *str)
SDL_iconv_t SDL_iconv_open(const char *tocode, const char *fromcode)
char * SDL_strtok_r(char *s1, const char *s2, char **saveptr)
char * SDL_strlwr(char *str)
struct SDL_iconv_data_t * SDL_iconv_t
wchar_t * SDL_wcsnstr(const wchar_t *haystack, const wchar_t *needle, size_t maxlen)
float SDL_modff(float x, float *y)
double SDL_modf(double x, double *y)
size_t SDL_iconv(SDL_iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft)
char * SDL_ltoa(long value, char *str, int radix)
void SDL_GetOriginalMemoryFunctions(SDL_malloc_func *malloc_func, SDL_calloc_func *calloc_func, SDL_realloc_func *realloc_func, SDL_free_func *free_func)
void *(* SDL_malloc_func)(size_t size)
#define SDL_OUT_BYTECAP(x)
char * SDL_strrchr(const char *str, int c)
int SDL_wcsncmp(const wchar_t *str1, const wchar_t *str2, size_t maxlen)
int SDL_sscanf(const char *text, SDL_SCANF_FORMAT_STRING const char *fmt,...) SDL_SCANF_VARARG_FUNC(2)
void SDL_qsort(void *base, size_t nmemb, size_t size, int(*compare)(const void *, const void *))
#define SDL_PRINTF_VARARG_FUNCV(fmtargnumber)
int SDL_wcsncasecmp(const wchar_t *str1, const wchar_t *str2, size_t len)
char * SDL_itoa(int value, char *str, int radix)
float SDL_copysignf(float x, float y)
SDL_MALLOC char * SDL_strndup(const char *str, size_t maxlen)
char * SDL_strupr(char *str)
int SDL_SetMemoryFunctions(SDL_malloc_func malloc_func, SDL_calloc_func calloc_func, SDL_realloc_func realloc_func, SDL_free_func free_func)
size_t SDL_wcslcat(SDL_INOUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen)
SDL_FORCE_INLINE int SDL_size_mul_overflow(size_t a, size_t b, size_t *ret)
int SDL_strncmp(const char *str1, const char *str2, size_t maxlen)
char * SDL_strchr(const char *str, int c)
SDL_MALLOC void * SDL_aligned_alloc(size_t alignment, size_t size)
#define SDL_IN_BYTECAP(x)
int SDL_vasprintf(char **strp, SDL_PRINTF_FORMAT_STRING const char *fmt, va_list ap) SDL_PRINTF_VARARG_FUNCV(2)
char * SDL_uitoa(unsigned int value, char *str, int radix)
double SDL_round(double x)
long SDL_lround(double x)
size_t SDL_strnlen(const char *str, size_t maxlen)
int SDL_iconv_close(SDL_iconv_t cd)
char * SDL_strcasestr(const char *haystack, const char *needle)
float SDL_scalbnf(float x, int n)
double SDL_pow(double x, double y)
size_t SDL_utf8strlcpy(SDL_OUT_Z_CAP(dst_bytes) char *dst, const char *src, size_t dst_bytes)
double SDL_asin(double x)
double SDL_acos(double x)
wchar_t * SDL_wcsstr(const wchar_t *haystack, const wchar_t *needle)
int SDL_swprintf(SDL_OUT_Z_CAP(maxlen) wchar_t *text, size_t maxlen, SDL_PRINTF_FORMAT_STRING const wchar_t *fmt,...) SDL_WPRINTF_VARARG_FUNC(3)
int SDL_vsnprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, SDL_PRINTF_FORMAT_STRING const char *fmt, va_list ap) SDL_PRINTF_VARARG_FUNCV(3)
#define SDL_SCANF_VARARG_FUNCV(fmtargnumber)
double SDL_ceil(double x)
size_t SDL_utf8strnlen(const char *str, size_t bytes)
int SDL_strcasecmp(const char *str1, const char *str2)
void * SDL_memset4(void *dst, Uint32 val, size_t dwords)
#define SDL_SCANF_FORMAT_STRING
char * SDL_strstr(const char *haystack, const char *needle)
int SDL_GetNumAllocations(void)
size_t SDL_wcslcpy(SDL_OUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen)
double SDL_atan(double x)
size_t SDL_wcslen(const wchar_t *wstr)
int SDL_setenv(const char *name, const char *value, int overwrite)
size_t SDL_strlcpy(SDL_OUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen)
#define SDL_INOUT_Z_CAP(x)
double SDL_scalbn(double x, int n)
char * SDL_iconv_string(const char *tocode, const char *fromcode, const char *inbuf, size_t inbytesleft)
int SDL_wcscasecmp(const wchar_t *str1, const wchar_t *str2)
char * SDL_getenv(const char *name)
double SDL_fmod(double x, double y)
char * SDL_lltoa(Sint64 value, char *str, int radix)
double SDL_fabs(double x)
Sint64 SDL_strtoll(const char *str, char **endp, int base)
float SDL_truncf(float x)
double SDL_log10(double x)
char * SDL_strrev(char *str)
double SDL_floor(double x)
int SDL_wcscmp(const wchar_t *str1, const wchar_t *str2)
long SDL_strtol(const char *str, char **endp, int base)
Uint32 SDL_crc32(Uint32 crc, const void *data, size_t len)
void SDL_aligned_free(void *mem)
float SDL_log10f(float x)
void(* SDL_free_func)(void *mem)
int SDL_memcmp(const void *s1, const void *s2, size_t len)
char * SDL_ulltoa(Uint64 value, char *str, int radix)
float SDL_roundf(float x)
double SDL_strtod(const char *str, char **endp)
long SDL_lroundf(float x)
char * SDL_ultoa(unsigned long value, char *str, int radix)
double SDL_atof(const char *str)
char * SDL_strnstr(const char *haystack, const char *needle, size_t maxlen)
size_t SDL_wcsnlen(const wchar_t *wstr, size_t maxlen)
unsigned long SDL_strtoul(const char *str, char **endp, int base)
float SDL_floorf(float x)
int SDL_strcmp(const char *str1, const char *str2)
SDL_FORCE_INLINE int SDL_size_add_overflow(size_t a, size_t b, size_t *ret)
#define SDL_PRINTF_FORMAT_STRING
float SDL_fmodf(float x, float y)
int SDL_vswprintf(SDL_OUT_Z_CAP(maxlen) wchar_t *text, size_t maxlen, const wchar_t *fmt, va_list ap)
void SDL_GetMemoryFunctions(SDL_malloc_func *malloc_func, SDL_calloc_func *calloc_func, SDL_realloc_func *realloc_func, SDL_free_func *free_func)
SDL_MALLOC void * SDL_malloc(size_t size)
#define SDL_PRINTF_VARARG_FUNC(fmtargnumber)
#define SDL_COMPILE_TIME_ASSERT(name, x)
float SDL_atan2f(float y, float x)
long SDL_wcstol(const wchar_t *str, wchar_t **endp, int base)
SDL_MALLOC char * SDL_strdup(const char *str)
void *(* SDL_calloc_func)(size_t nmemb, size_t size)
#define SDL_SCANF_VARARG_FUNC(fmtargnumber)
double SDL_atan2(double y, double x)
void(* SDL_FunctionPointer)(void)
float SDL_powf(float x, float y)
size_t SDL_strlen(const char *str)
Uint16 SDL_crc16(Uint16 crc, const void *data, size_t len)
int SDL_snprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, SDL_PRINTF_FORMAT_STRING const char *fmt,...) SDL_PRINTF_VARARG_FUNC(3)
void * SDL_bsearch(const void *key, const void *base, size_t nmemb, size_t size, int(*compare)(const void *, const void *))
size_t SDL_strlcat(SDL_INOUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen)
double SDL_copysign(double x, double y)
int SDL_vsscanf(const char *text, SDL_SCANF_FORMAT_STRING const char *fmt, va_list ap) SDL_SCANF_VARARG_FUNCV(2)
void *(* SDL_realloc_func)(void *mem, size_t size)
size_t SDL_utf8strlen(const char *str)
int SDL_strncasecmp(const char *str1, const char *str2, size_t len)
int SDL_asprintf(char **strp, SDL_PRINTF_FORMAT_STRING const char *fmt,...) SDL_PRINTF_VARARG_FUNC(2)
#define SDL_WPRINTF_VARARG_FUNC(fmtargnumber)
Uint64 SDL_strtoull(const char *str, char **endp, int base)
double SDL_trunc(double x)